can someone show a step by step to solve this

Answer:
Explanation: First lets simplify the numerator.
-2+12 x 3 ------- Using PEMDAS Multiply first
-2 + 36------- now simplify
34
Now lets simplify the denominator
2(-6+5) ----- Using pemdas simplify the Parenthesis first
2(-1) ----------- Remove parenthesis and simplify
-2
Now you should have
34/-2
Simplify this and you should get
-17